APA

Graffman P., Association for Computing Machinery & ACM Special Interest Group on University and College Computing Services. (1978). Proceedings of the 6th annual ACM SIGUCCS conference on User services. New York, NY: ACM.

Chicago

Graffman Peter, Association for Computing Machinery and ACM Special Interest Group on University and College Computing Services. 1978. Proceedings of the 6th annual ACM SIGUCCS conference on User services. New York, NY: ACM.

Harvard

Graffman P., Association for Computing Machinery and ACM Special Interest Group on University and College Computing Services. (1978). Proceedings of the 6th annual ACM SIGUCCS conference on User services. New York, NY: ACM.

MLA

Graffman Peter, Association for Computing Machinery and ACM Special Interest Group on University and College Computing Services. Proceedings of the 6th annual ACM SIGUCCS conference on User services. New York, NY: ACM. 1978.